Home / 32,140.91-48,221.19-14,386.48

Finding the Fourth Proportional to 32,140.91, 48,221.19 and 14,386.48

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Solution

The fourth proportional to 32,140.91, 48,221.19 and 14,386.48 is: 21,584.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,140.91 : 48,221.19 = 14,386.48 : x
  2. Step 2: Convert to fraction form
    32,140.91/48,221.19 = 14,386.48/x
  3. Step 3: Cross multiply
    32,140.91x = 48,221.19 × 14,386.48
  4. Step 4: Simplify right side
    32,140.91x = 693,733,064.96
  5. Step 5: Solve for x
    x = 693,733,064.96/32,140.91
  6. Step 6: Final answer
    x = 21,584.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.